Super SQV4 Kit to replace the factory air bypass valve.
Three spoke fins are included in the kit, which allows the valve to release the compressed air and create unique and sharp high frequency sound.
Connecting to the stock air bypass hose re-circulates to the suction.
HKS: SQV4 Nissan GTR35 (for use with stock intake pipes)
Brand: HKS
Part Number: 71008-AN029
Stock images used. Actual product may vary.